Finding the Fourth Proportional to 67,484,717.44, 93,128,999.88 and 36,544,940.08
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Solution
The fourth proportional to 67,484,717.44, 93,128,999.88 and 36,544,940.08 is: 50,432,065.95
Step by Step Solution
- Step 1: Write the proportion equation
67,484,717.44 : 93,128,999.88 = 36,544,940.08 : x - Step 2: Convert to fraction form
67,484,717.44/93,128,999.88 = 36,544,940.08/x - Step 3: Cross multiply
67,484,717.44x = 93,128,999.88 × 36,544,940.08 - Step 4: Simplify right side
67,484,717.44x = 3,403,393,720,324,927 - Step 5: Solve for x
x = 3,403,393,720,324,927/67,484,717.44 - Step 6: Final answer
x = 50,432,065.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.